3mm x 7.8mm Loose Rollers

In Stock

Description

Supplied to DIN 5402 Standards

Loose Steel Rollers are supplied in Grade 2 Precision

Roundness: < 1um
Roughness: < 0.16um
Sorting Groups: 2um

Loose Needle Roller Bearings - Chrome Steel rollers made from AISI 52100 steel. Typically used in bearings and other industrial applications.

Standard Chemical Composition %
C Si Mn P S Cr Hardness
AISI 52100 0,95 0,35 0,20 0,025 0,025 1,30 60 - 66 HRC
1,10 max 0,50 max max 1,60